Find the interquartile range (IQR) of the data in the box plot below. rebounds A horizontal boxplot titled Juan's number of rebounds each game, is plotted along a horizontal axis marked from 0 to 15, in increments of 1. A left whisker extends from 4 to 8. The box extends from 8 to 11 and is divided into 2 parts by a vertical line segment at 10. The right whisker extends from 11 to 13. All values estimated.